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Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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Leonardo.ai
A
GitHub Copilot
B
OpenAI Voice / Realtime
S
Perplexity
S
TaglineGamer + creator image gen with model fine-tuning built in.Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.ChatGPT's voice + the Realtime API for developers.AI search done right. Cited answers, not chat theater.
CategoryImageCodingVoiceResearch
PricingFree + $12-$60/moFree (limited) + $10/mo Pro + $19/mo BusinessVoice included with ChatGPT Plus; Realtime API by usageFree + $20/mo Pro
Best forIndie game devs, illustrators, anyone training custom style models.Teams with GitHub already. Devs who don't want to change IDEs.Voice chat users, developers building voice agents on OpenAI.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • General output behind Midjourney
  • Can be overwhelming
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictA-tier for creators training custom looks. B-tier for general use.B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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